DP83846AVHG63SN National Semiconductor, DP83846AVHG63SN Datasheet - Page 51
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DP83846AVHG63SN
Manufacturer Part Number
DP83846AVHG63SN
Description
Manufacturer
National Semiconductor
Datasheet
1.DP83846AVHG63SN.pdf
(60 pages)
Specifications of DP83846AVHG63SN
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6.4.6 100BASE-TX Receive Packet Latency Timing
Note: Carrier Sense On Delay is determined by measuring the time from the first bit of the “J” code group to the assertion
of Carrier Sense.
Note: RD voltage amplitude is greater than the Signal Detect Turn-On Threshold Value.
6.4.7 100BASE-TX Receive Packet Deassertion Timing
Note: Carrier Sense Off Delay is determined by measuring the time from the first bit of the “T” code group to the deasser-
tion of Carrier Sense.
T4.6.1
T4.6.2
T4.7.1
Parameter
Parameter
RX_ER/RXD[4]
RX_ER/RXD[4]
Carrier Sense ON Delay
Receive Data Latency
Carrier Sense OFF Delay
RXD[3:0]
RXD[3:0]
RX_DV
RX_DV
CRS
RD
RD
CRS
Description
Description
T4.6.1
DATA
IDLE
(T/R)
(J/K)
T4.7.1
51
Notes
Notes
T4.6.2
IDLE
Data
Min
Min
Typ
Typ
Max
17.5 bit times
Max
21.5 bit times
www.national.com
21
bit times
Units
Units
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